Center bearing



' June 24, 1930. J. F. QcoNNoR 1,755,877

CENTER BEARI'yG Original FiledJun 25, 1923 Patented June 24, 1930`aror11vgnfoeonnoa cronicas@ :reminders Assrdivcin'TQ Wf'nf iilrii\ini4r CAG@ nimes-,fie'CORPORATMT01?.DELAWARE f i 'centerbearings v f n YThisapplication isa division o f applicants co-pending application,Seriall N o; 647,436, for Qenterbearings, filed JunelQ, 1923,v r

VIn theloperation ofrailroads, ithasbeen found advisable to connect thebody and truck bolstersofa car so A.thatl'sthelsame*cannot beseparatedvertically-in caseof-collisionor de- A raijlment, as thiseffectively prevents ory minl imizes fthe Vturningoverl or telescopingofthe cars., Ithasbeen the usual vpractice to make use'of a sectionalpivoter king'pin tolocky the parts together, but muchdifliculty/has beenexperienced1inA a great :many instances in applying such a lockingmeans, especiallyin lthe v case Aof the six-Wheel Vtruckconstructionfandparticularly. dining, buffet and baggage cars,

for the reasonthat the central axle; of the six-`4wheelftruckisYlocated"immediatelyA belowjthe pivtalf'center and it isimpossible tofobtain access lfrom above vthebolster through the car yfloor en account oi the fixturesofthecar'bef ing located directly overthebolsters.l

, :Cei-taint railroads 3 also', prefert using cast body e holstershaving I aefgcontinuousgtop @web over the king,,pin-opening, andtherefore, in

such fearsy having, ,six-.Wheehtrucks,l it is impossiblel to insert oriwithdrawvertically the' kingpin orgother type oflocling device, un-

less `the truck is completely dismantled ifor;

and reliable locking means,includingfdis-` placeable latching fbloclrs,located entirely within the space betweeny the-holsters:l and adaptedtobe applied 'by being inserted between thelower faceoflthe body bolsterrand invention` relates to: improvements in er member -B isf alsoprovided' with 'flanges circular ia-ngelfof the member,A',fthe recess"cEnTEn :BEAM-,Nef

ofv truclrthereby'- Y i particularly adaptingthe device to cars hav.Ling va truck l soV `constructed Ithat aolcess `from aboveI and belowthe vbearing fis @practically impossible. y,

\ l I ;V `l I-nthe drawing, ,'forminga partbf 'this Y 'speciiication,;Figure lV isa vertical,-y sectional view through the centerportion of.the body and truck bolsters of a car, showing my iml provements in`connection therewith I Figure 2 'is ,a vertical, transversevsectionalviewcor responding,'substantially tothe line'Q-LQ vofFigureV 1. e, ,And Figure 3 isf ahoriz'ontal1secl f tional view,corresponding substantiallyv to theline .of Figurel.. n said drawings,10 denotes therlower portion ofthe body bolster andV 171 the upper por-Vtion of the cooperating,truclrbolstei.

The improved bolster connection, as shown,

coinprisesan upper center bearing member A, alowe'r-center bearingvme'mberl13,-:a`nda`r pai-r of locking elements'or blocks' C. ,Y `,with

They upper, member iis 4provided `flanges l2 secured to thebodyfbol'ster by rivets g '1 3, orany other suitable fasteningdevicesThe-member Ais provided Witha 'downwardlyprojectingahollo'w,'cylindrical portionill, having-.an annular,horizontally. disposed flange 15 at the lower end;l thereof. i-'lhelowy16, similar tofthe flanges 'l2 secured ite-thel truck bolsterby rivetsorany otherzsuitable- A so;

means. Thefupper surfaceof thefmember B is recessed, as indicatedr at:17, 5to .receive the:v

1-7: having a liatbottomand correspondingrin depth to thethicknessofthejiiange lso that' the upper'fafce of theliangei willlie iush4 withthe upper face of the memberandthe loWer l surface ofthe` cylindricalportion 14 of the" member A Will bear ontheflat bottom ofthe recess orseat. `The member :B also has van' upstanding circular "Hangs181inspaced-relai tionv to thecylindrical ,portion'll of the memv` berA, thereby providing a circular opening- 19.. v The flangelS is ,cut outatopposite:inner1V sides, providing arcuate recesses .orf pockets,

'as indicated at 20, and.overhangingrledges/Qli The flange 18 is'slotted onl diametrically pposite sides to.` provide radially: disposedroe - |:[lhe locking elements Care theform of "arcuate blocks being oflike construction and the inner edge and a radially eXtending,hori-W l jn means on said plate adjacentsaid sockethavf` Y each' includingya-horizontally disposed flange 23," a semi-'circular upstan'dingflange24 aft v v'zontally disposed, oiitwardlyl projecting, cy-

lindrical arm 25, adapted to be received' L in ,the `corresponding slot22 in theflangej 18and Lto project beyond the latter. Thelocking-ezel,e,-v ments arefdisposed at opposite sides ofthe cy- Ylindrieal;v pertion of the member' A, with Y the flanges'23 thereofreceived in the pocketsffi; 20 andthe Vflanges 24 arranged inspacedrela-v tiene to'. kthe Y portien: 14,: withfthe Vouter faces lthereof; adjacent-*the arms-w25 met'ain'edin abutf ties of the arms 25and abutting the cuter side ofi theilange. liS. Uponre'ferencef to-Figres 1 g L and;3,-it .Willbe seenA that when the blocks are Y'i'nr'tlie".v positionreferred to, theyV engage-'the upper surfacel ofVVthe member Bland overlap thetfl'angef Y1,5/ of.. thee member A.,holdingy the members an d. fB-interlocke@upward movee y .ment-*oftheb'lecks'beingl prevented byV the flanges- 23@V engaging? the Ioverhanging ledges i 2l oitlierlangef18,1%?Inward d-isplacementof Y and!interlocked in the'followingmanner:

With theflafnge 151 disposedl abovethe upper edge oithenange lilbl'ocksC aregplacedrupon the-flange1115=inembracingrelationand in con*-Vta'ctlvvith' thef cylindrical acejof the projection lllandiwith the.arms 25fin vertical/alignment V Witln'theA respectiveopenings or:slotsfi22' Vofthe-flange 1,8. The. member Aisthen-lowered,togetheirwiththe'blocksginto the opening 19,

.the outer edgeoflthe'blocksclearing.the inner edgeof the-angeelSfandthe arms 251ente'ring i. tlies-lotsa22rgsWhen thelparts v'have been thusassembled.. andthe'flange 1'5 A is resting" upon the member B, With 'theupper VsurfaceV Hush- Withtthefuppersurface-of the latter, the"membersih. andLB'V areiinterlocked'by sliding the 'gv blocks G laterally outwardlyftothe position il insertedfinzth'earms25:.toretainithe blocksinvr scope; ofi the lclaims'rappend'ed hereto, 1

'showin ir'rfE-ignre, the Cottervr pins 26 being position.;Iniseparatingtlie members-A and Br, the reverse procedure rtakes place,as Willi be-evitent."A A A While have hereinY showy-n and'r described Mwhat I; considerlrthe preferred manner of? 601VV k lyillustrativer*andf'I` contemplate all changes carrying outmyrinventionf,thesame is vmereand;y modifications:whichfcome Within the ,'Ieclaiirnttj Y YN e, j' 1 l; car,- construction the combination` with body andtruck` holsters; Vol? a center bearing member fixed to one of saidholsters,A l

said memberk being provided with a horizonter bearing plate provided'Withra bearing` sock-et accommodating said` bearingV flange fixed totheother bolster; fixed retaining ingj abutment's` thereon",l said'retaining means ,j also having overhanging sections providingshoulders; locking vblocksheld against vverti-VVV cal displacementV by'said shoulders, and:

againstV Vsepa/ration. by saidsabutments. said f.

lockingfblocks overlapping the liange of the center bearing member toholdthesameink the sea-t When'vengaged-lwfith said? Vshoulders'Y andabutments,-saidblocks being displac'eable p same from sai'dshoulders tounloclrthelbolf i 2; In carl cons-tinacti'on,vYA thefcombination.

withy bodyf and truckV holsters; of a i center bear-ing memberv securedYto one of said bol'- sters, saidf member havingfa? horizontal-annularflange, a center bearingfplatev` secured tothe-'otherbelste-r,saidf.platehaving a bearing;seatac'commodatingsaid flange;locking Yslidesi; means-for limi-ting separation of said slides, saidvmeans hav-ing'shouldered en'gagement with; said` slidesto preventvertical displacement of the latter with respect tothe correspondingbolster, said slidesengaging said'r annular flangej'to Vlock ythesameWithin' said seat Whenfsaid lslides are insep arat'edf con# dition;and-retainingmeansfor holding saidV sliidessofseparated; *Y

8. In an interlocked' center, bea-ringcon'- struction for bedyandtruckbolsters of cars, the :combination-With a center bearing mem-` ber'adapted tobe secured to 'one of said boli sters',- said member'havinga' projecting bem-r ing portion provided With'a horizontally'disposed annular flange; of@ a center bearing platev providedl withaseat accommodating Vicol rio said rannular flange,-saidcenter bearingplate being adapted to be secured tothe. other bolster,saldpl'ate=jhavi1ig any upstanding annular- Wall@surrounding'v thelseat` and spacedf therefroimsaid Wall being recessedlatoppo-f Y sitesides? tol provide pockets 'having vover!` i hanging /vfledgesg arcuatelocking Vslides fin,- sertible betvveen said 'projectionI and *said an#nular Wall, said lockingslides, when inflock-v ing' position; engagingP`o`ver*said annular flange to holdthe salmeinlthef seat andghavingAsections disposedfwitliin said pockets and h'eld against' vverticaldisplacement by vsaid overhang-ingfledges'; and meansvforfretainingsaid" s-lidesvvithi'n said pockets.` e Y Iniwitness that Iclaim: the foregoing-I have i Y Vhereunto subscribed my name thisy 15thdayof .lnnerl928i- Y i Y i Jenn-n "ocannonV lao

